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staging: android: ion: Remove dmap_cnt

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The reference counting of dma_map calls was removed. Remove the
associated counter field as well.

Signed-off-by: Laura Abbott <labbott@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Laura Abbott 2017-04-03 11:57:45 -07:00 committed by Greg Kroah-Hartman
parent edf5e79422
commit 9c4e5271f8
1 changed files with 0 additions and 2 deletions
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drivers/staging/android/ion/ion_priv.h
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@ -44,7 +44,6 @@
* @lock: protects the buffers cnt fields
* @kmap_cnt: number of times the buffer is mapped to the kernel
* @vaddr: the kernel mapping if kmap_cnt is not zero
* @dmap_cnt: number of times the buffer is mapped for dma
* @sg_table: the sg table for the buffer if dmap_cnt is not zero
* @pages: flat array of pages in the buffer -- used by fault
* handler and only valid for buffers that are faulted in
@ -70,7 +69,6 @@ struct ion_buffer {
struct mutex lock;
int kmap_cnt;
void *vaddr;
int dmap_cnt;
struct sg_table *sg_table;
struct page **pages;
struct list_head vmas;